small changes to how service is called
updated path
turned this InformaCam into Application class
removed Activity static variable
removed startService() calls
multiple fixes for greater stability and standardization
made ISecretKey generation an argument
made SignatureService just a utility class (no need for it to be a service)
no longer a service - now a utility class
added worker/queue model for handling DCIM event processing
many changes to support previous improvements in architecture
Merge pull request #5 from n8fr8/dev-cleanup

Dev cleanup (FOR REVIEW ONLY)
adding an email field to wizard
replacing our credentials management with cacheword!
(added back android-support-v4 even though it's not needed)
wizard now with cacheword
use HTTPS URLs for all submodules